地铁暗挖车站导洞开挖施工技术  

Construction Technology of Underground Station Guide Tunnel Excavation

作　　者：刘健 LIU Jian(China Railway 16th Bureau Group Metro Engineering Co.,Ltd.,Beijing 101100,China)

机构地区：[1]中铁十六局集团地铁工程有限公司,北京101100

出　　处：《北方建筑》2024年第3期49-52,共4页Northern Architecture

摘　　要：本文结合具体工程实例,对地铁暗挖车站导洞开挖施工的实施方案进行了详细研究和探讨,重点关注了地铁暗挖车站导洞开挖施工中的正洞、大弧扣拱、喷射混凝土等要点,沉降检测结果表明,应用本文提出的施工技术,可以提高地铁工程的设计、施工和管理水平,使拱顶沉降在可控范围内,洞内的施工符合设计要求,为城市地铁交通的可持续发展提供了技术支持和保障,对于地铁暗挖车站导洞开挖具有一定的参考作用。Combined with concrete engineering examples,this paper studies and discusses the implementation plan of guide tunnel excavation in subway underground stations in detail,focusing on the main points of the tunnel excavation in subway underground stations,such as positive hole,large arc buckle arch,shotcrete,etc,the settlement test results show that the construction technology proposed in this paper can improve the design,construction and management level of subway engineering,make the arch settlement within a controllable range,and the construction in the tunnel meets the design requirements,providing technical support and guarantee for the sustainable development of urban subway traffic,and providing a certain reference for the excavation of guide tunnels in underground subway stations.

关 键 词：地铁工程 暗挖车站 导洞 大弧扣拱 格栅 

分 类 号：U231.3[交通运输工程—道路与铁道工程]